<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>通配符选择器</title>
</head>
<style>
  * {
    color: red;
  }
</style>
<body>
  <p>p 标签</p>
  <div>div 标签</div>
  <h1> h1 标签 </h1>
  <ul>
    <li>li</li>
    <li>li</li>
    <li>li</li>
  </ul>
  <strong>strong</strong>
</body>
</html>